tatouchette5891 tatouchette5891

01-08-2022
Chemistry

contestada

A 200. 0-ng sample of sodium-24 was stored in a lead-lined cabinet for 45 hours. The half-life of sodium-24 is 15 hours. How much sodium-24 remains?

Respuesta :

jsimpson11000 jsimpson11000

01-08-2022

Answer:

25 gm would be left

Explanation:

45 hours is 3 half lives

200 gm * 1/2 * 1/2 * 1/2 = 25 gm

Answer Link

Otras preguntas

A(n) _______________ is the scattering of a culture to other countries. synagogue diaspora hajj atonement salvation

You have read your chapter and completed some research on School Choice one of the most controversial reforms driving education today After considenng all you

Write each number in expanded form 533

What led to the formation of political parties? Certain individuals wanted to gain political power. The writers of the Constitution disagreed on ideology. The C

Eric has worked full-time for a large manufacturing company for over three years. Eric and his wife have recently adopted a baby, and Eric wants to take time of

19) The financial data of company ABC on Yahoo! Finance’s includes cost of revenue. You would like to break the cost of revenue into its two major components: c

Why do monopolies threaten the free enterprise system

You are dealt one card from a standart 52-card deck. Find the probability of being dealt a six.

SA=4pir^2 Solve for r

what is the answer to (14/5)/4